<template name="zy-search">
	<view>
		<view class="search">
			<!-- #ifdef APP-PLUS -->
			<image src="../../static/zy-search/voice.svg" mode="aspectFit" @click="startRecognize()" class="voice-icon">
			</image>
			<!-- #endif -->
			<template v-if="isFocus">
				<input maxlength="20" focus type="text" value="" confirm-type="search" @confirm="searchStart()"
					placeholder="请输入关键词搜索" v-model.trim="searchText" />
			</template>
			<template v-else>
				<input maxlength="20" type="text" value="" confirm-type="search" @confirm="searchStart()"
					placeholder="请输入关键词搜索" v-model.trim="searchText" />
			</template>
			<image src="../../static/zy-search/search.svg" mode="aspectFit" @click="searchStart()" class="search-icon">
			</image>

		</view>
		<view :class="'s-' + theme" v-if="hList.length > 0">
			<view class="header">
				最近搜索
				<image src="../../static/zy-search/delete.svg" mode="aspectFit" @click="delhistory"></image>
			</view>
			<view class="list">
				<view v-for="(item,index) in hList" :key="index" @click="keywordsClick(item)">{{item}}</view>
			</view>
		</view>
		<view :class="'wanted-' + theme" v-if="showWant">
			<view class="header">搜索推荐</view>
			<view class="list">

				<view v-for="(item,index) in hotList" :key="index" @click="keywordsClick(item)">· {{item}}</view>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		name: "zy-search",
		props: {
			isFocus: { //是否自动获取焦点
				type: Boolean,
				default: false
			},
			theme: { //选择块级显示还是圆形显示
				type: String,
				default: 'block'
			},
			showWant: { //是否展示推荐菜单

				type: Boolean,
				default: false
			},
			hotList: { //推荐列表数据
				type: Array,
				default () {
					return []
				}
			},
			speechEngine: { //语音引擎=>讯飞:iFly,百度:'baidu'
				type: String,
				default: 'baidu'
			}
		},
		data() {
			return {
				searchText:'',								//搜索关键词
				hList:uni.getStorageSync('search_cache')		//历史记录
			};
		},
		methods: {
			searchStart: function() { //触发搜索
				let _this = this;
				if (_this.searchText == '') {
					uni.showToast({
						title: '请输入关键字',
						icon: 'none',
						duration: 1000
					});
			} else {
					_this.$emit('getSearchText', _this.searchText);
					uni.navigateTo({
						url: `classification?keyWord=${_this.searchText}`
					});
					uni.getStorage({
						key: 'search_cache',
						success(res) {
							let list = res.data;
							if (list.length > 5) {
								for (let item of list) {
									if (item == _this.searchText) {
										return;
									}
								}
								list.pop();
								list.unshift(_this.searchText);
							}else {
								for (let item of list) {
									if (item == _this.searchText) {
										return;
									}
								}
								list.unshift(_this.searchText);
							}
							_this.hList = list;
							uni.setStorage({
								key: 'search_cache',
								data: _this.hList
							});
						},
						fail() {
							_this.hList = [];
							_this.hList.push(_this.searchText);
							uni.setStorage({
								key: 'search_cache',
								data: _this.hList
							});
							_this.$emit('getSearchText', _this.searchText);
						}
					})
				}
			},
			//关键词搜索与历史搜索

			keywordsClick(item) {
				console.log(item)
				uni.navigateTo({
					url: `../../pages/search/classification?keyWord=${item}`,
					fail(error) {
						console.log(error)
					}
				})
				this.searchText = item;
				// this.searchStart();
			},
			delhistory() { //清空历史记录

				this.hList = [];
				uni.setStorage({
					key: 'search_cache',
					data: []
				});
			},
			startRecognize: function() { //语音输入
				let _this = this;
				let options = {};
				options.engine = _this.speechEngine;
				options.punctuation = false; // 是否需要标点符号 
				options.timeout = 10 * 1000;
				plus.speech.startRecognize(options, function(s) {
					_this.searchText = _this.searchText + s;
				});
			}
		}
	}
</script>

<style lang="less" scoped>
	.search {
		width: 640upx;
		margin: 30upx auto 0;
		position: relative;
		input {
			background-color: #F7F7F7;
			padding: 10upx 74upx;
			font-size: 28upx;
			border-radius: 50upx;
		}

		.voice-icon {

			width: 36upx;
			height: 36upx;
			padding: 16upx 20upx 16upx 0;
			position: absolute;
			left: 16upx;
			top: 4upx;
			z-index: 10;
		}
		.search-icon {
			width: 36upx;
			height: 36upx;
			padding: 16upx 20upx 16upx 0;
			position: absolute;
			right: 0;
			top: -2upx;
			z-index: 10;
		}
	}
	
	.s-block {
		margin-top: 30upx;

		.header {
			font-size: 32upx;
			padding: 30upx;
			position: relative;

			image {

				width: 36upx;
				height: 36upx;
				padding: 10upx;
				position: absolute;
				right: 40upx;
				top: 24upx;
			}
		}


		.list {
			display: flex;
			flex-wrap: wrap;
			width: 90%;
			// border: 2px solid black;
			margin: auto;

			view {
				margin-top: 8upx;
				margin-left: 10upx;
				font-size: 28upx;
				box-sizing: border-box;
				text-align: center;
				padding: 16upx 20upx;
				border-top: 2upx solid #FFF;
				border-left: 2upx solid #FFF;
				border-radius: 50upx;
				overflow: hidden;
				white-space: nowrap;
				text-overflow: ellipsis;
				background-color: #F7F7F7;
			}
		}
	}


	.s-circle {
		margin-top: 30upx;

		.header {

			font-size: 32upx;
			padding: 30upx;
			border-bottom: 2upx solid #F9F9F9;
			position: relative;

			image {

				width: 36upx;
				height: 36upx;
				padding: 10upx;
				position: absolute;
				right: 40upx;
				top: 24upx;
			}
		}


		.list {
			display: flex;
			flex-wrap: wrap;
			padding: 0 30upx 20upx;

			view {

				padding: 8upx 30upx;
				margin: 20upx 30upx 0 0;
				font-size: 28upx;
				color: #8A8A8A;
				background-color: #F7F7F7;
				box-sizing: border-box;
				text-align: center;
				border-radius: 20upx;
			}
		}
	}


	.wanted-block {
		margin-top: 30upx;

		.header {
			font-size: 32upx;
			padding: 30upx;
		}

		.list {
			display: flex;
			flex-wrap: wrap;
			margin-left: 48rpx;

			view {
				width: 50%;
				// color: #8A8A8A;
				font-size: 28upx;
				box-sizing: border-box;
				// text-align: center;
				padding: 20upx 0;
				border-top: 2upx solid #FFF;
				border-left: 2upx solid #FFF;
				// background-color: #F7F7F7;
				overflow: hidden;
				white-space: nowrap;
				text-overflow: ellipsis;
			}
		}
	}

	.wanted-circle {
		margin-top: 30upx;

		.header {
			font-size: 32upx;
			padding: 30upx;
		}

		.list {
			display: flex;
			flex-wrap: wrap;
			padding: 0 30upx 20upx;

			view {
				padding: 8upx 30upx;
				margin: 20upx 30upx 0 0;
				font-size: 28upx;
				color: #8A8A8A;
				background-color: #F7F7F7;
				box-sizing: border-box;
				text-align: center;
				border-radius: 20upx;
			}
		}
	}
</style>
